{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["part of", "feature of", "compare"], "input": "In this paper , we study the design of core-selecting payment rules for such domains ."}
{"part of": [], "feature of": [], "compare": []}